probably driving myself crazy

Brandi • My name is Brandi and my fiancé`s name is Joe. I`m 23 he`s 25. TTC baby #1. I`m a hair stylist and he`s in flooring.
Hey girls! I just wanna know how early you started noticing symptoms and what were they? I think I might be going crazy but I've been feeling "off". I've read stories online where people say they knew immediately when they conceived that they were pregnant and I know someone that said that as well.